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Biblioteka

Science Unit 1 Test- Life Science

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Posljednje ažuriranje over 4 years ago
36
Napomena autora:

Using Inspire Science and Mystery Science

3
Pitanje 1
1.

Height is a physical trait that can vary from parent to offspring.

True or false and then explain why you chose that.

3
Pitanje 2
2.

Two parents each have a dominant trait and a recessive trait present. Is it possible for their offspring to show only the recessive trait? Explain.

3
Pitanje 3
3.

Which of the following is an example of a variation in physical traits among offspring?

a) tigers have different stripe patterns

b) dolphins hunt fish in different ways

c) all lions have sharp teeth

d) a grizzly bear and a black bear have different sized paws

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3
Pitanje 5
5.

A dominant trait will_____.

a) be present in every animal.

b) never be inherited.

c) be covered up by a recessive trait.

d) mask the existence of a recessive trait.

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Pitanje 6
6.

Inherited traits are received from an offspring's _________.

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Pitanje 7
7.

Two pea plants with purple flowers ________

a) cannot have offspring with white flowers.

b) can only have offspring with purple flowers.

c) might have some offspring with white flowers and some with purple flowers

d) cannot have offspring

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3
Pitanje 9
9.

The physical traits of the offspring are inherited and identical to its parents.

True or false?

3
Pitanje 10
10.

Geckos have adapted to climb on almost every surface which helps them catch prey in many places.

True or false?

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1
Pitanje 23
23.

How deep a fossil is buried gives scientists clues about its _________

a) predators

b) population

c) size

d) age

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1
Pitanje 27
27.

When there are not many of one kind of animal left, the animal is considered ________

a) endangered

b) adapted

c) extinct

d) recovered

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Pitanje 31
31.

If a fern fossil is found in a rock layer lower than a fossil of a small fish, the fern is probably older.

True or false?

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3
Pitanje 33
33.

Based on the image below, where would the oldest rock be found? Explain.

3
Pitanje 34
34.

The chart below shows four layers or soil.

The fossils of a dinosaur were found in the third layer of soil. What do we know about the fossils of a second dinosaur found in the fourth layer of soil? Explain.

1
Pitanje 35
35.

Here is a fossil.

What can you tell about the animal in the picture?

a) It flew from tree to tree

b) It lived in the ocean

c) It could walk and run

d) It crawled along the ground.

1
Pitanje 36
36.

All endangered organisms will become extinct.

True or false and explain.

Pitanje 4
4.

How does natural selection change the characteristics of a population? Explain.

Pitanje 8
8.

A recessive trait will always be obvious when an animal has it.

True or false?

Pitanje 11
11.

Animal or plant breeders choose animals/plants

by specific traits when deciding which animals to breed.

True or false?

Pitanje 12
12.

A bear learning how to climb a tree from its mother is a learned behavior.

True or false?

Pitanje 13
13.

Which of the following is not an inherited instinct?

a) a spider's ability to spin a web.

b) a kitten's ability to breathe.

c) a bird's desire to build a nest.

d) a dog learns how to catch a disc.

Pitanje 14
14.

Different species of animals_____________

a) can learn same behaviors

b) do not have any of the same instincts

c) cannot learn the same behavior

d) never have any of the same traits.

Pitanje 15
15.

Some species reproduce with a lot of offspring in ordere to be sure some will survive. This is called

a) under-breeding

b) overproduction

c) variation

d) selection

Pitanje 16
16.

Which of the following is NOT a physical characteristic?

a) your eye color

b) hair color

c) height

d) favorite subject

Pitanje 17
17.

Which of the following is not a learned behavior?

a) a horse jumps over a gate

b) a dolphin does tricks for fish

c) a bear hibernates through the winter

d) a dog fetches a tennis ball

Pitanje 18
18.

A group of goats stay together in a herd.

Instinct or learned?

Pitanje 19
19.

A mouse doscivers the best way out of a maze.

Instinct or learned?

Pitanje 20
20.

A bear finds out that bee hives have honey to eat.

Instinct or learned?

Pitanje 21
21.

A baby kangaroo crawls to its parent's pouch.

Instinct or learned?

Pitanje 22
22.

A gazelle starts to stand up on 4 legs after being born.

Instinct or learned?

Pitanje 24
24.

A fossil with fins shows that the animal most likely could

a) walk

b) fly

c) move through water

d) find a new place to live

Pitanje 25
25.

If not enough is done for a species that is endangered, then it may __________

a) become extinct

b) adapt to a new ecosystem

c) change it's food source

d) find a new place to live

Pitanje 26
26.

Index fossils help scientists determine the age of other fossils.

True or false?

Pitanje 28
28.

Whcih kind of rocks are fossils usually found in?

a) igneous rocks

b) weathered and eroded rocks

c) sedimentary rocks

d) metamorphic rocks

Pitanje 29
29.

Based on the table below, which animal was most likely a meat-eater?

a) triceratops

b) saber-toothed cat

c) wooly mammoth

d) pteradactyl

Pitanje 30
30.

Fossils can help scientists know how animals move

True or false?

Pitanje 32
32.

Dylan sorted animals into groups in the chart below.

Group A shown as a Mammoth, pteradactyl, T-Rex

Group B- shown as a camel, parrot and lion

How did Dylan sort the animals in the chart?

a) by their ability to fly

b) by the number of legs

c) by what they eat

d) by extinct and living