Free Plants 02 Practice Test - 5th Grade
Question 1
Which part of a rose plant can give rise to a new rose plant?
Roots
Stems
Leaves
Buds
SOLUTION
Solution : B
Rose is grown by replanting part of a stem of the rose bush.
Question 2
I am a plant with thick leaves that are green in colour. I also need moisture to grow and I can be found mostly in hilly areas. My leaves are used to make a beverage which most people drink daily. What am I?
Tea
Banana
Cactus
Rose
SOLUTION
Solution : A
The tea plant is an example of a plantation crop. It has green and thick leaves. It is found in hilly areas and requires moisture to grow. It is of course used to produce tea, a very common beverage.
Question 3
Which of the following substances is not transported through the plant as the arrows show:
Water
Pollen
Oxygen
Sugar
SOLUTION
Solution : B
Root is a part of a plant found mostly under the soil. It absorbs water and minerals from the soil. It helps store nutrients. Oxygen and food are also transported from leaves to different parts of the plant.
Pollen is not transferred within the plant. Pollen is transferred externally from the anther to the stigma in flowers.
Question 4
Based on the clues provided identify the habitat where the plant is likely to be found?
Clues:
1. It has no branches.
2. Leaves are reduced to spines.
Hilly areas
Marshy areas
Deserts
Plains
SOLUTION
Solution : C
Plants, like cactus, that grow in deserts have modified leaves. Their leaves get modified to spines to reduce water loss. This helps the plant to conserve water and withstand very dry conditions.
Question 5
Pitcher plant has a pot like structure to trap insects.
SOLUTION
Solution : A
The pitcher plant is carnivorous. Its leaves are modified into a pot like structure (pitcher) to trap insects.
Question 6
The process of seed developing into a new plant is called _______.
SOLUTION
Solution : B
The growth of a seed into a young plant or a seedling is called germination. A seed requires proper moisture, air, temperature, and light for germination.
Question 7
Crops in India are divided into 2 types on the basis of seasons: ______ and ______ .
SOLUTION
Solution : A
Based on climatic conditions, crops are divided into kharif and rabi crops.
∙ Kharif crops: The kharif crops need hot weather and large amounts of rainfall to grow. These are sown with onset of monsoon in June and harvested around the month of October.
∙ Examples of kharif crops include jowar, rice, soyabean, paddy, maize, cotton, etc.
∙ Rabi crops: While some crops are sown in winter season from november to april. These are not affected by rainfall patterns. They require warm temperature to germinate and cold weather to grow.
∙ Example of rabi crops include wheat, gram, peas, mustard, etc.
Question 8
Leaves of plants are green in colour due to the presence of:
SOLUTION
Solution : A
Chlorophyll is a pigment that imparts green colour to the leaves. Plants require chlorophyll along with sunlight to prepare food.
Question 9
Cactus is a succulent plant with a thick fleshy stem that stores ____.
water
mud
air
seeds
SOLUTION
Solution : A
Cactus is a desert plant that has spines (modified leaves) to help reduce water loss and a thick fleshy stem to store water. These modifications help them to withstand the extremely dry conditions in deserts.
Question 10
Which part of the seed stores all the nutrients required for the baby plant?
Roots
Embryo
Cotyledon
Seed
SOLUTION
Solution : C
The outer covering of a seed is called seed coat. The seed coat protects the baby plant residing inside the seed. The swollen part of the seed called cotyledon stores food and all the other essential nutrients required for the baby plant.