Science Final Exam

SCIENCE FINAL EXAM

Grade 4

Dear Parents,

Please revise these worksheets with your children for the final exam on Sunday 10/12/ 2017 in addition the required pages in the books as follows:

Unit 3 – Plants and Animals

Lesson 1: What are some plant structures?

Lesson 2: How do Plants Reproduce?

Lesson 4: How do Animals Reproduce?

Unit 4 – Energy and Ecosystem

Lesson 1: What are Populations, Habitat and Niches?

Q1] What does a Plant take in for photosynthesis? What does the Plant produce?

2] Draw Fibrous and Tap root

3] Write one function of each:-

A) STEM ______

B) ROOT ______

4] What are Non Vascular Plants? Give one example of a Non Vascular plant.

______

5] What are Vascular Plants? Give one example of a Vascular plant.

______

6] Complete the following Sentences.

1] The lines in a leaf that contain tubes are called ______.

2] The substance in a leaf that captures sunlight is called ______.

7] Answer the following questions. (4 Marks)

1) What does the picture show Complete metamorphosis or Incomplete metamorphosis?

______

2) What is a young grasshopper called?

______

Q8] Write the correct term for the given questions.

1) Which process happens when a pollen falls on a flower’s pistil? ______

2) Which process happens when a small root and stem begin to grow out of a seed? ______

3) What is the female organ of the flower called? ______

4) What is the male organ of the flower called? ______

5) What structres do pine trees use to reproduce? ______

Q9] Compare and contrast between complete metamorphosis and incomplete metamorphosis.

Q10] Fill up the blanks:

1- A …………………. is made up of all the organisms that live in the same place

2- A …………………….. is a group made up of the same types of individuals in the same ecosystem

3- The …………… is the same place that one population lives in.

4- The role an organism plays in its habitat is called …………………………

ANSWERSHEET

Ans 1] Plants take in

1) Sunlight

2) Water

3) Carbon Dioxide

Plants produce

1) Oxygen

2) Sugar

Ans 2] Tap Root Fibrous Root

Ans 3] STEM: The stem supports the plants and carries water and nutrients to different part of the plants.

ROOT: The roots absorbs the water and minerals from the soil and helps anchor the plant in the soil.

Ans 4] Non vascular plants do not have roots, stems and leaves. They do not have tube like system that moves water and minerals.

Example: Moss

Ans 5] Vascular plants have roots, stems and leaves. They have tube like system that moves water and minerals.

Example: Apple tree

Ans 6] 1) Veins

2) Chlorophyll

Ans 7] 1) Complete metamorphosis

2) Nymph

Ans 8] 1) Pollination

2) Germination

3) Pistil

4) Stamen

5) Cone

Ans 9] Complete Metamorphosis

An animal goes through four different stages in its life cycle. Egg, larva, pupa and adult. Example butterfly.

BOTH

Animal hatches from egg

Incomplete Metamorphosis

An animal goes through three different stages in its life cycle. Egg, nymph and adult. Example grasshopper.

Ans 10] 1) Community

2) Population

3) Habitat

4) Niche