WEEKLY ASSESSMENT
BASIC SCIENCE
BASIC 9
Doc. Ref: TRA-EXM-STDA-BSC/2021
NAME: …………………………………………………..
“Providing Quality, Value-based Education (VbE) and Lifelong Learning Experience”
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Please take a few minutes to read the instructions before you start. Barakallahu Feekh!
PART A – MULTIPLE CHOICE
Instruction: Choose the correct answer from the options lettered A-D
1. Which of these is an example of inherited variation only?
A.
B.
C.
D.
Eye colour
Height
Weight
Skin colour
2. Which of these is an example of both inherited and environmental variation?
A. Blood group
B. Height
C. Eye colour
3. Which of the following is an example of discontinuous variation?
A.
B.
C.
D.
Weight
blood type
height
Hand span
4. Which of the following is an example of continuous variation?
A.
B.
C.
D.
hair colour
height
eye colour
Gender
5. Which one of the following is an inherited variation?
A.
B.
C.
D.
Blood group
Long hair
Scar on your knee
Speaking English
6. Which one of the following is an environmental variation?
A.
B.
C.
D.
Attached ear lobes
Eye colour
Male or female
Short hair
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7. gender is an example of …?
A. discontinuous variation
B. continuous variation
8. if an animal has wings , a beak and it is covered in feathers in which group does the
animal belong to ?
A.
B.
C.
D.
fish
birds
mammals
amphibians
9. What is a vertebrate?
A.
B.
C.
D.
E.
An animal that lays hard shelled eggs
An animal that breathes through its gills
C. An animal with a backbone
An animal without a backbone
10. Animals that only eat plants are called...
A.
B.
C.
D.
Omnivores
Herbivores
Carnivores
Scavengers
11. Has hair and has live offspring which is not in an egg
A.
B.
C.
D.
Birds
Fish
Mammals
Amphibians
12. Is a snake a vertebrate?
A. Yes
B. No
13. Select the one that doesn't belong in the same group
A.
B.
C.
D.
Birds
Mammals
Insects
Reptiles
14. Have round, worm like bodies
A. Molluscs
B. Roundworms
C. Annelids
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D.
Echinoderms
15. Have four pairs of legs and bodies divided into 2 sections
A.
B.
C.
D.
Crustaceans
Molluscs
Insects
Arachnids
SECTION B
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Question 1
A.
Suppose you could carry out some tests on each person. Describe five features you would
expect to show variation.
B. Variation can be continuous or discontinuous. Explain what is different about these two types of
variation.
C. Choose three visible human features that show continuous variation
D.
Question 2
A.
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a Choose two that are invertebrates.
b What is the same about the vertebrates?
c Choose two vertebrates that are reptiles.
d Describe two features that reptiles share.
B.
Question 3
A. Use the evidence below to classify each animal:
a Dolphins feed their young on milk.
b Snakes have dry scaly skin.
c Sea turtles lay their eggs in the sand.
d Sea horses breathe using gills.
e Penguins lay shelled eggs.
f Whales lose their hair before they are born.
g Komodo dragons have dry scaly skin
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B. Bats are flying mammals. They sleep during the day, so they are rarely seen. List the
features you would expect them to have
C. Think of two very different vertebrates that live on land. Which vertebrate groups do
they belong to?
D. Explain what makes each of the following vertebrate animals different from most of
their group: whale, bat, snake, and penguin.
Question 4
A.
B.
C.
D.
E.
How are vertebrates different from invertebrates?
Which group of invertebrates has most species
Which group has more species – vertebrates or invertebrates?
Choose three visible human features that show continuous variation.
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