Green Plant Worksheet for Grade 4 with Solved in Pdf Download
Green Plant Worksheet for Grade 4: Green Plant Worksheet for Grade 4 students with solution in Pdf download from this page. Total marks is 40 for this worksheet. Students of Standard 4 who are already cleared concept on Green Plant can solve this paper.
Multiple choice question (15*1=15)
1.) Which of the following thing is not required for growth of a plant?
a) Light.
b) Water.
c) Micro-organism.
d) Heat.
Answer: c) Micro-organism.
2.) The part of a plant that makes fruit and seed is
a) Root.
b) Stem
c) Flower
d) Leaf
Answer: c) Flower
3.) Greenhouse is useful to grow crops in places where there is
a) Lot of water
b) No water at all
c) High temperature
d) Low temperature
Answer: d) low temperature
4.) What is the main source of energy for a green plant?
a) Water
b) Air
c) Light
d) Soil
Answer: c) Light
5.) What gas is essential for the process of photosynthesis in plants?
a) Nitrogen
b) Oxygen
c) Carbon dioxide
d) Hydrogen
Answer: c) Carbon dioxide
6.) What happens to a plant if it does not receive enough sunlight?
a) It grows taller
b) It turns yellow
c) It produces more flowers
d) It absorbs more water
Answer: b) It turns yellow
7.) Which part of the plant absorbs water and nutrients from the soil?
a) Leaves
b) Stem
c) Roots
d) Flowers
Answer: c) Roots
8.) What happens to a plant if it does not receive enough water?
a) It grows taller
b) It wilts
c) It produces more flowers
d) It becomes bushier
Answer: b) It wilts
9.) Which of the following is not a part of a flower?
a) Stem
b) Petal
c) Stamen
d) Pistil
Answer: a) Stem
What is the male part of the flower called?
a) Petal
b) Pistil
c) Stamen
d) Sepal
Answer: c) Stamen
What is the female part of the flower called?
a) Sepal
b) Stigma
c) Stamen
d) Petal
Answer: b) Stigma
12.) What is the primary function of a flower’s petals?
a) Absorbing sunlight
b) Reproduction
c) Protecting the flower
d) Absorbing water
Answer: c) Protecting the flower
13.) Which of the following is responsible for carrying water and nutrients throughout the plant?
a) Leaves
b) Roots
c) Stem
d) Flowers
Answer: c) Stem
14.) Which of the following is a requirement for seed germination?
a) Darkness
b) Dry conditions
c) High temperatures
d) Moisture
Answer: d) Moisture
What part of the plant holds the seeds?
a) Roots
b) Leaves
c) Flower
d) Fruit
Answer: d) Fruit
Fill in the blanks with right word (10*1=10)
1.) The green pigment in plants that helps in photosynthesis is called ___.
Answer: Chlorophyll
2.) About eighty to ninety percent of the plant body by weight is _____.
Answer: Water
3.) The tiny pores on the surface of the leaf are called ___.
Answer: Stomata
4.) ___ is essential for the formation of food in plants.
Answer: Sunlight
5.) The part of the plant that absorbs water and minerals from the soil is the ___.
Answer: Root
6.) The brightly colored part of the flower is called the ___.
Answer: Petal
- The protective green leaf-like parts of the flower are called ___.
Answer: Sepals
8.) The part of the plant that contains the reproductive organs is the ___.
Answer: Flower
9.) The process of making new plants from seeds is called ___.
Answer: Germination
10.) The transfer of pollen from the anther to the stigma is called ___.
Answer: Pollination
State True/False in the following sentences (5*1=5)
1.) Plants need sunlight to make their food.
Answer: True
2.) Plants can grow without air.
Answer: False
3.) Plants release oxygen into the air during photosynthesis.
Answer: True
4.) The petals of a flower help in attracting insects for germination.
Answer: False
5.) Flowers have both male and female parts.
Answer: True
Descriptive answer question (10*1=10)
1.) Why is sunlight important for plants?
Answer: Plants use sunlight for making their own food in photosynthesis.
2.) Which two airs are used by plants?
Answer: Plants use oxygen and carbon dioxide.
3.) Define germination.
Answer: The growth of plant from a seed is called germination.
4.) In what atmosphere greenhouse is used?
Answer: Greenhouse is suitable in cold atmosphere.
5.) Why plants are called autotrophs?
Answer: Plants prepare their own food using sunlight, water and air. Therefore, plants are called autotrophs
6.) Which part of a flower is green?
Answer: Sepal of a flower is usually green.
7.) Which is the female part of a flower?
Answer: The female part of a flower is called carpel.
8.) What is the stalk of a flower called?
Answer: The stalk of a flower is called pedicel.
9.) Why is the grass growing under stone yellow?
Answer: The grass growing under stone turns yellow in absence of enough sunlight.
10.) What are the roles of flower petals?
Answer: Flower petals attract insects for pollination and protect the reproductive organs.