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Plants

Description: The test will revise the learnt concept of the learner.
Number of Questions: 15
Created by:
Tags: Tree Herb Shrub Climber Aquatic plants The Plant Fairy! Elimination of Trigonometric Ratios to Obtain Variables from Equations Forming Equations for Angles and Sides in Various Diagrams
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A plant does not grow upwards. It has weak stems, so it grows along the ground. The plant is possibly a

  1. herb

  2. shrub

  3. tree

  4. creeper

  5. climber


Correct Option: D
Explanation:

The creepers do not grow upward because they have weak stems. Hence, they grow and develop along the ground.

Cmplete the following pattern. Mango : tree : : ? : Shrub

  1. Mint

  2. Coriander

  3. Wheat

  4. Rice

  5. Rose


Correct Option: E
Explanation:

The rose plant is categorised as a shrub because it has woody and bushy stem.     

Which of the following categories of plants does the 'cotton plant' belong to?

  1. Shrub

  2. Herb

  3. Climber

  4. Tree

  5. Creeper


Correct Option: A
Explanation:

Cotton plant is categorised as a shrub.

The process by which plants make their own food is known as

  1. nutrition

  2. transpiration

  3. photosynthesis

  4. respiration

  5. locomotion


Correct Option: C
Explanation:

The process by which plants make their own food is known as photosynthesis. This option is correct.

Which of the following statements is not correct?

  1. The roots of a plant usually grow underground.

  2. The roots support the plant by fixing it to the ground.

  3. The roots absorb water and nutrients from the soil.

  4. The roots of leguminous plants are habitat for some organisms.

  5. Ginger is an example of root.


Correct Option: D
Explanation:

Ginger is the stem of its plant. So, this statement is incorrect and the required answer.

I grow where water is scant, food is made in my stems, and my leaves may hurt you if you touch me carelessly. Try to recognise who am I?

  1. Rose

  2. Cactus

  3. Lotus

  4. Jasmine

  5. Marigold


Correct Option: B
Explanation:

Cactus grows in desert. Its leaves modify themselves as barbs. Food is made in fleshy stems of this plant. So, this option is correct.

Which of the following is not obtained from plants?

  1. Carbohydrate

  2. Protein

  3. Vitamin D

  4. Vitamin K

  5. Vitamin E


Correct Option: C
Explanation:

Vitamin D is synthesised in the body of animals only. So, this option is correct.

Which of the following is not an herbal plant?

  1. Onion

  2. Mint

  3. Lemon

  4. Turmeric

  5. Garlic


Correct Option: C
Explanation:

Lemon is a tree, and not a herbel plant.

Which of the following statements is incorrect?

  1. Branches, leaves, fruits and flowers grow on stems of plants.

  2. Stems of a plant provide support to the plant.

  3. Stems transport water and minerals from the roots to various parts of a plant.

  4. Stems of a plant bend themselves in the direction opposite to sunlight.

  5. The food made in the leaves is transported to other parts of a plant through stems.


Correct Option: D
Explanation:

Stems of a plant bend themselves towards the direction of sunlight.

Choose odd one among the following.

  1. Spinach

  2. Jasmine

  3. Grass

  4. Mint

  5. Bougainvillea


Correct Option: E
Explanation:

Among the given options, bougainvillea is a shrub. Hence, this option is correct.        

____________are known as food factory of plants.

  1. Roots

  2. Stems

  3. Fruits

  4. Leaves

  5. Flowers


Correct Option: D
Explanation:

Leaves are known as food factory of a plant.

Match the following format and choose the correct option. Column A Column B (a) Beverage i. Bamboo (b) Fibre ii. Marigold (c) Perfume iii. Coffee (d) Paper iv. Jute

  1. (a) - iii, (b) - iv, (c) - ii, (d) - i

  2. (a) - iv, (b) - iii, (c) - ii, (d) - i

  3. (a) - iii, (b) - iv, (c) - i, (d) - ii

  4. (a) - i, (b) - iv, (c) - ii, (d) - iii

  5. (a) - ii, (b) - iv, (c) - iii, (d) - i


Correct Option: A
Explanation:

Beverage is obtained from coffee plant, fibre is obtained from jute plant, perfume is made from marigold and paper is made from bamboo.

Match the following and choose correct option. Column A Column B (a) Fir i. Near the sea (b) Mango ii. On the mountains (c) Coconut iii. Under the water (d) Tape grass iv. In warm places

  1. (a) - iii, (b) - iv, (c) - i, (d) - ii

  2. (a) - ii, (b) - iv, (c) - i, (d) - iii

  3. (a) - i, (b) - ii, (c) - iii, (d) - iv

  4. (a) - ii, (b) - iv, (c) - iii, (d) - i

  5. (a) - ii, (b) - iii, (c) - i, (d) - iv


Correct Option: B
Explanation:

The fir trees grow on mountains in cold climate, and mango trees grow in warm places. Coconut trees are cultivated near the sea, while tape grasses flourish under water.

Why do leaves of plants appear green?

  1. Leaves absorb the green light, and reflect all the remaining six colours of sunlight.

  2. Leaves absorb all the six colours of sunlight, and reflect green colour.

  3. Leaves of a plant reflect sunlight.

  4. Leaves of a plant absorb sunlight.

  5. Roots absorb green material from the soil and accumulates them in leaves.


Correct Option: B
Explanation:

The colouring pigment, chlorophyll, present on the leaves absorbs all the six colours of sunlight and reflects green colour. This is why it appears green to us. 

Which of the following statements is incorrect about trees?

  1. Trees are tall and strong.

  2. Trees are of different shapes and sizes.

  3. All the trees have a thick trunk.

  4. Trees are considered as annual plants.

  5. Most of the trees provide us wood for timber industry.


Correct Option: D
Explanation:

Trees live for a long time, they are called perennial plants.

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