CBSE Class 6 Science Getting To Know Plants Worksheet Set E

Multiple Choice Questions

Question. A wheat plant belongs to the category of
(a) herb
(b) shrub
(c) tree
(d) None of these
Answer : A

Question. In a mango tree the branches appear
(a) at the base of stem
(b) higher up on the stem
(c) no where on the stem
(d) None of the above
Answer : B

Question. Classify Neem in one of the categories of plants
(a) Herb
(b) Shrub
(c) Tree
(d) All of these
Answer : C

Question. Water moves up in the stem and goes to which part of plant?
(a) Stem
(b) Leaves
(c) Flowers
(d) Plant parts attached to stem
Answer : D

Question. Which part of the plant anchors the plant firmly in the soil?
(a) Root
(b) Stem
(c) Both of these
(d) None of these
Answer : A

Question. In plants of gourd and cucurbita, some thread like structures arise from the stem that helps the plants to climb. These structures are called
(a) leaf tendrils
(b) thorns
(c) spines
(d) stem tendrils
Answer : D

Question. The part of the leaf by which it is attached to the stem is called
(a) petiole
(b) lamina
(c) veins
(d) None of these
Answer : A

Question. The plants having weak stem and take support on neighbouring structures is called a
(a) creeper
(b) climber
(c) Both of these
(d) None of these
Answer : B

Question. A plant has weak stem and cannot stand upright.
It spreads on the ground. It may be called
(a) herb
(b) shrub
(c) creeper
(d) climber
Answer : C

Question. The stem of tomato plant is ______ .
(a) tender
(b) thick
(c) hard
(d) thin
Answer : A

Question. Lemon tree belongs to which category?
(a) Herb
(b) Shrub
(c) Tree
(d) Can’t say
Answer : B

Question. In which of the following plants the stem is very weak and needs support?
(a) Gourd
(b) Cucurbita
(c) Both of these
(d) None of these
Answer : C

Question. Look at the figures below and try to guess the colour of flower in fig. ‘B’ after few hours? The colour of flower will most likely be
(a) white
(b) blue
(c) red
(d) half blue and other half red
Answer : B

Question. Ginger shows brown scale like leaves on it.
The part of ginger that we use in cooking is actually a
(a) stem
(b) root
(c) leaf
(d) fruit
Answer : A

Question. A cactus plant grows in desert and its leaves are modified into spines. So, which part of cactus then performs photosynthesis?
(a) Roots
(b) Stem
(c) Spines
(d) Flowers
Answer : B

Question. Which of the following is given out during the process of photosynthesis?
(a) Water vapours
(b) Carbon dioxide
(c) Oxygen
(d) None of these
Answer : C

Question. The leaf uses water to make food. The water is supplied to the leaf by
(a) roots
(b) stem
(c) flower
(d) All of these
Answer : B

Question. A tomato plant has stems of which colour?
(a) Green
(b) Red
(c) Sometimes green, sometimes red
(d) Neither green nor red
Answer : A

Question. A brinjal plant belongs to which of the following category?
(a) Herb
(b) Shrub
(c) Tree
(d) None of these
Answer : A

Question. The water is released
(a) by plants into air by process of transpiration
(b) through leaves in the form of water vapour
(c) Both the above
(d) None of the above
Answer : C

Question. Which of the following is the female reproductive part of flower?
(a) Sepal
(b) Androecium
(c) Gynoecium
(d) Petal
Answer : C

Question. Which plant has prop roots?
(p) Bamboo (q) Sugarcane
(r) Banyan (s) Sun flower
(a) Only p (b) (p) and (q)
(c) Only ‘r’ (d) All of these
Answer : C

Question. To test the presence of starch, why is leaf covered with spirit?
(a) To kill the leaf
(b) To dissolve chlorophyll
(c) To remove starch
(d) None of the above
Answer : B

Question. When the leaf is tested for starch, which colour confirms the test?
(a) Blue
(b) Black
(c) Red
(d) Blue-black
Answer : D

Question. How many whorls are there in typical flower?
(a) 1
(b) 2
(c) 4
(d) 3
Answer : C

Question. When the inner part of an ovary of a flower were observed with the help of a lens, some small bead like structures are observed. These are called
(a) anther
(b) stamen
(c) ovule
(d) None of these
Answer : C

Question. The lines on the broad green part of the leaf are called
(a) lamina
(b) veins
(c) venation
(d) None of these
Answer : B

Question. The plants having leaves with parallel venation have _______.
(a) tap roots
(b) lateral roots
(c) fibrous roots
(d) None of these
Answer : C

Question. Select the plant whose roots store food for future use.
(a) Turnip
(b) Sweet potato
(c) Tapioca
(d) All of these
Answer : D

Question. Petals are
(a) modified leaf
(b) usually coloured
(c) forms part of corolla of flower
(d) All of these
Answer : D

Question. Which of the following statement(s) is/are correct?
(a) Stems absorb water and minerals from the soil.
(b) Stems conduct water from roots to the leaves.
(c) Stems conduct food from roots to various parts of plant.
(d) None of the above
Answer : B

Question. Which of the following statement(s) is/are correct?
(a) Roots conduct water to the leaves.
(b) The number of petals and sepals in a flower is always equal.
(c) Leaves produce food for the plant.
(d) None of the above
Answer : C

Question. The tendril in a pea plant is a modified
(a) leaf
(b) stem
(c) stipules
(d) flower
Answer : A

Question. Pistil is the
(a) inner most part of the flower
(b) female structure of the flower
(c) Both the above
(d) None of the above
Answer : C

Question. The food produced in the leaves is in the form of
(a) starch
(b) proteins
(c) chlorophyll
(d) All of these
Answer : A

Question. Which type of veins are present in grass?
(a) Mid-rib
(b) Reticulate venation
(c) Parallel venation
(d) None of the above
Answer : C

GENERAL SCIENCE

L- Getting to know plants

Q1.Write the main parts of a plant?

Q2 What are the three main categories of plants ?

Q3 How will you identify the plants as herbs, shrubs and trees?

Q4 Define creepers and climbers . Give two examples of each.

Q5 Although both creepers and climbers have weak stems how can we differentiate between the two?

Q6 With the help of an activity show that stem conducts water.

Q7 What are the two main functions of leaf?

Q8 Name the type of venation found in the follwing plants and then classify them into monocot and dicot - Rose, palm, onion, radish, carrot, mango, banyan, jamun, hibiscus, jasmine, wheat, beans, rice. Commment on their roots.

Q 9 Differentiate between tap and fibrous roots.

Q10 Write the main functions of roots.

Q11 Draw and label a neat diagram to show all the parts of a complete flower.

Q12 Where do we find ovules in a flower?

Q13 Name two flowers with fused petals and sepals and two flowers with separate sepals and petals.

Q16 Classify the following plants as herbs, shrubs and trees.
Rose, mint, spinach , tulsi, neem, hibiscus, jasmine, champa, babool, karipatta, banyan, banana,

Q17 Why sunflower is not considered for studying the parts of a flower.?

 Hots

1. Why are some flowers sweet smelling ?

2. Anu saw a desert plant with thorns in stead of leaves and green stem like a fleshy leaf. Comment on such a peculiar plant.

3. Name two flowers from which we can make perfume.

Question. In a rose flower, we find
(a) many petals which are coloured
(b) stamen are joined to petals
(c) pistil is not present
(d) All of the above are correct
Answer : A

Question. A modified leaf that forms one of the components of calyx of flower and made of small leaf like structures is known as
(a) petals
(b) sepals
(c) stamen
(d) None of these
Answer : B

Question. Which of the following statement(s) is/are correct?
(a) Creepers are plants having weak stems that cannot stand upright and spread on ground.
(b) The part of the leaf by which it is attached to the stem is called lamina.
(c) Herbs have a hard stem.
(d) None of the above
Answer : A

Question. Which of the following statement(s) is/are correct?
(a) Leaf venation is the pattern of veins of leaf.
(b) In the process of photosynthesis plants absorb nitrogen and carbondioxide from atmospheric air.
(c) Stems anchor the plants firmly in the soil. 
(d) None of the above
Answer : A

Question. The flat green portion of the leaf is called ––––––––––
(a) petiole
(b) lamina
(c) leaflet
(d) stipule
Answer : B

Question. Find the odd one out
(a) Ovary, style, stigma
(b) Filament, anther, pollen
(c) Beetroot, potato, carrot
(d) Potato, onion, ginger
Answer : C

Question. Why are roots said to anchor the plant in soil?
(a) The roots absorb water from the soil.
(b) The roots transport water and minerals to various parts of plant.
(c) The roots help in holding the plant firmly in the soil.
(d) The roots are fibrous in nature.
Answer : C

Question. Why do we eat roots of turnip?
(a) Food is stored in them.
(b) Starch is prepared in them.
(c) It is a green vegetable.
(d) It is easily available.
Answer : A

Question. Different flowers have petals of
(a) different colour
(b) same colour
(c) mixed colours
(d) None of these
Answer : A

Question. A pistil consists of
(a) ovary
(b) ovary and style
(c) ovary and stigma
(d) ovary, style and stigma
Answer : D

Question. Which of the following statements are incorrect?
(a) Maize and wheat are plants with fibrous root.
(b) Tulsi plant has soft green stem. It is a herb.
(c) Money plant is climber as it has weak stem and needs support to stand.
(d) Potato is an underground root.
Answer : D

Question. Which of the following in used to test the presence of starch?
(a) Copper sulphate
(b) Iodine
(c) Sugar
(d) Water
Answer : B

Match the Column

DIRECTIONS : Match Column-I with Column-II and select the correct answer using the codes given below the columns.

Question.
Column-I Column-II
(A) Ovary (p) The slender, elongated portion of pistil
(B) Ovule (q) The upper two lobed part of a plant stamen
(C) Anther (r) Enlarged basal portion of pistil
(D) Style (s) An oval body in ovary of a flower which develops into a seed
(a) A → (p); B → (q); C → (r); D → (s)
(b) A → (r); B → (s); C → (p); D → (q)
(c) A → (r); B → (s); C → (q); D → (p)
(d) A → (p); B → (s); C → (r); D → (q)
Answer : C

Question.
Column-I Column-II
(A) Stamens (p) The portion of the pistil receiving the pollen
(B) Filament (q) The female structure of a flower
(C) Pistil (r) The stalk of an anther
(D) Stigma (s) It is an inner part of a flower
(a) A → (s); B → (r); C → (q); D → (p)
(b) A → (s); B → (q); C → (r); D → (p)
(c) A → (r); B → (s); C → (p); D → (q)
(d) A → (q); B → (r); C → (s); D → (p)
Answer : A

Question.
Column-I Column-II
(A) Tap root (p) The part of leaf
(B) Fibrous roots (q) The main root of plants with reticulate venation
(C) Stem (r) Found in plants with parallel venation
(D) Petiole (s) Conducts water
(a) A → (p); B → (q); C → (r); D → (s)
(b) A → (q); B → (r); C → (s); D → (p)
(c) A → (r); B → (s); C → (p); D → (q)
(d) A → (s); B → (p); C → (q); D → (r)
Answer : B

Passage Based Questions

DIRECTIONS : Read the passage(s) given below and answer the questions that follow.

Passage-1
If you look at a leaf carefully you can easily see some lines on the leaf.
These lines are called veins.
In some cases you can see a thick vein in the middle of the leaf.
This vein is called midrib.
The design made by veins is called the leaf venation.

Question. The pattern of veins of the leaf is called
(a) leaf venation
(b) reticulate venation
(c) parallel venation
(d) All of the above
Answer : A

Question. Parallel venation can be seen in
(a) leaves of grass
(b) leaves of Peepal tree
(c) Both of the above
(d) None of these
Answer : A

Question. Veins of a leaf can be seen on
(a) lamina of leaf
(b) petiole of leaf
(c) both on petiole and lamina of leaf
(d) All of the above are correct
Answer : A

Passage-2
Various parts of a plant are stem, branches, roots, leaves, flowers and fruits.
Plants are classified on the basis of differences in their heights, stems and branches.
Branches grow in some plants close to the ground and in some plants higher up on the stems.

Question. On the basis of height and other characteristics a Neem plant is classified as
(a) herb
(b) shrub
(c) tree
(d) Any of these
Answer : C

Question. Select the one in which the branches appear higher up on the stem.
(a) Brinjal
(b) Wheat
(c) Mango
(d) None of these
Answer : C

Question. A plant has green and tender stem. The plant is most likely to belong to which category?
(a) Herb
(b) Shrub
(c) Tree
(d) Can’t predict
Answer : A

Passage-3
To see the inner parts of the flower clearly, you have to cut it open, if its petals are joined, e.g.,
In Datura and other bell shaped flowers, the petals have to be cut lengthwise so that inner parts can be seen clearly.

Question. Which one of the following is the innermost part of a flower and also the female structure of a flower?
(a) Anther
(b) Ovary
(c) Pistil
(d) None of these
Answer : C

Question. You are given a bell shaped flower and you are asked to cut the flower in such a way that its inner parts can be seen clearly. You will
(a) cut the petals lengthwise
(b) cut the petals lengthwise and spread out
(c) cut it open if its petals are joined
(d) All of the above
Answer : B

Question. The flowers in a Datura plant
(a) are bell shaped
(b) the petals of Datura flower are to be cut lengthwise and spread to see its inner part clearly
(c) Both the above are correct
(d) None of the above
Answer : C

Assertion/ Reason Based Questions

DIRECTIONS : The questions in this segment consists of two statements, one labelled as “assertion A” and the other labelled as “reason R”. You are to examine these two statements carefully and decide if the assertion A and reason R are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using codes given below.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true but R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.

Question. Assertion (A) : Trees are plants which are very tall. They have a hard and thick brown stem.
Reason (R) : Lamina is thin, flat, broad, green part of leaf.
Answer : B

Question. Assertion (A) : The minerals dissolved in water move up in stem along with water.
Reason (R) : The stem bears leaves, flowers and fruits.
Answer : B

Question. Assertion (A) : Plants release a lot of water into the air through the process of transpiration.
Reason (R) : The water is released through the leaves in the form of water vapour.
Answer : B

Question. Assertion (A) : The parts of a typical flower are sepals and petals only.
Reason (R) : The parts of stamen are filament and anther.
Answer : D

Figure Based Questions

Question. The Picture below shows a pistil. Label its parts A, B, C correctly.

(a) A–style; B–stigma; C–ovary
(b) A–stigma; B–style; C–ovary
(c) A–ovary; B–style; C–stigma
(d) None of the above
Answer : B

Question. Observe the figures given below

After a week (Fig. 4) the weed in pot ‘A’ was healthy and that in pot ‘B’ started wilting and drying up. It shows that
(a) starch is present in the leaves.
(b) for photosynthesis, the presence of sunlight is necessary.
(c) transpiration cannot occur in absence of water.
(d) water is absorbed by roots and transported to other plant parts.
Answer : D

Question. Look at the below pictures and correctly label A, B, C.

(a) A–Herb; B–Shrub; C–Tree
(b) A–Shrub; B–Herb; C–Tree
(c) A–Tree; B–Herb; C–Shrub
(d) None of these
Answer : A

Question. The part marked ‘A’ in the figure of cucumber plant is called

(a) prop root
(b) tendril
(c) climber
(d) petiole
Answer : B