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fossils and Gymnosperms

Total questions: 12

Worksheet time: 7mins

Name
Class
Date
1.

Earth is about - years old

a)

375 million years

b)

475 million years

c)

575 million years

d)

100 million years

2.

Which type of fossil is this

a)

Cast

b)

Mold

c)

Amber

d)

Compression

3.

Formation Fossils is called

a)

Fossilization

b)

Mineralization

c)

Both

d)

None

4.

In which Eon are we living

a)

Phanerozoic Eon

b)

Proterozoic Eon

c)

Paleozoic Eon

d)

Hadean Eon

5.

Which Fossil is considered the Best

a)

Compression

b)

Cast

c)

Petrifaction

d)

Coal Ball

6.

How many classes are there in Gymnosperms as per Sporne classification

a)

4

b)

3

c)

2

d)

1

7.

Living Fossil

a)

Pinu roxiburghi

b)

Ginkgo biloba

c)

Cycas circinalis

d)

Gnetum ula

8.

Pinus needle is traingular in shape

a)

Pinus sylvestris

b)

Pinus roxburghi

c)

pinus longifolia

d)

Both P.roxburghi&P.longifolia

9.

Winged pollen grain in pinus shows these cells before dehisence

a)

Ist prothallial cell

b)

2nd prothallial cell

c)

Antheridial cell

d)

All

10.

which form in clusters

a)

Male cone

b)

Female cone

c)

Both

d)

None

11.

Ovule in Pinus shows how many integuments

a)

one integument

b)

two integuments

c)

Three integuments

d)

Ategmic

12.

Winged Pollen grains in Pinus are in

a)

Yellow color

b)

white color

c)

Red color

d)

Brown color