Free Printable 3rd Quarter- Summative Exam

1.

What is the main part of male reproductive system which is also termed as the male gonads and site of spermatogenesis?

a)

Penis

b)

Testes

c)

Vas Deferens

d)

Prostate Gland

2.

What part of the female reproductive system where fertilization takes place?

a)

Ovary

b)

Uterus

c)

Cervix

d)

Fallopian Tube

3.

Which of the following hormones is responsible for the readiness of uterus in implantation and for the indication that ovulation occurs?

a)

Estrogen

b)

Progesterone

c)

Luteinizing Hormone (LH)

d)

Follicle Stimulating Hormone (FSH)

4.

Which two hormones promote thickening of the endometrium?

a)

FSH & LH

b)

LH & Estrogen

c)

Estrogen and FSH

d)

Progesterone and estrogen

5.

Which of the following does not describe menstrual cycle?

a)

Ovaries and uterus are involved in the menstrual cycle.

b)

Menstrual cycle starts during the onset of the first menstruation.

c)

All women experience menstrual period whether regular or irregular.

d)

Not all women experience menstrual period.

6.

Which of the following best describe the role of feedback mechanism in female reproductive cycle?

a)

It regulates the level of hormones in the female reproductive function.

b)

It can increase or decrease the flow of hormones.

c)

Both a and b are correct

d)

Both a and b are incorrect

7.

Which of the following is not a negative feedback mechanism?

a)

The increase of progesterone level inhibits the release of FSH and LH

b)

The increase of estrogen level in the bloodstream causes the increase of LH.

c)

The increase of the estrogen level in the follicle decreases the release of FSH

d)

None of the above

8.

If GnRH production were blocked, the following would occur, except

a)

FSH level would increase

b)

LH levels would decrease

c)

Testosterone production would decrease

d)

Sperm production would decrease

9.

Which part of the brain is the largest and is divided into 4 lobes?

a)

cerebrum

b)

cerebellum

c)

brain stem

d)

spinal cord

10.

Which part of the brain that controls, posture, balance and coordination?

a)

Cerebrum

b)

cerebellum

c)

brain stem

d)

spinal cord

11.

Which part of the brain controls the involuntary activities such as breathing, digestion, and heart rate?

a)

cerebrum

b)

cerebellum

c)

brain stem

d)

spinal cord

12.

Watson and Crick described the DNA molecules as a _____________.

a)

branching chain

b)

straight chain

c)

single strand

d)

double helix

13.

If the code for an amino acid is ATG on the DNA molecules, this code on the transfer RNA molecule may be written as ________.

a)

ATG

b)

CTG

c)

AUG

d)

CTA

14.

What is the sequence on the corresponding mRNA strand if the sequence of a strand of DNA is AAATAACCGGGGATC?

a)

TTTATTGGCCCCTAG

b)

UUUTUUGGCCCCUAG

c)

TTTUTTGGCCCCTAG

d)

UUUAUUGGCCCCUAG

15.

Any change in the nucleotide sequence of the DNA of a gene is called_______.

a)

a mutation

b)

a codon

c)

an anticodon

d)

a translocation

16.

Which pairs of animals shows a correct example of homologous structures?

a)

Wings of butterfly and wings of bat

b)

Flipper of whale and forelimb of cat

c)

Fingers of human and arm of starfish

d)

Tongue of frog and proboscis of mosquito

17.

Where can most of the fossils be found?

a)

Black Soils

b)

Lava flows

c)

Granite rock

d)

Sedimentary rock

18.

Based on the number of differences in amino acid sequence, which pair of organisms is LEAST related to each other?

a)

Fruit fly – Pigeon

b)

Fruit fly- Screw worm

c)

Human- Horse

d)

Human- Wheat

19.

What concept states that having many offspring increases the chance that some of them will survive?

a)

Adaptation

b)

Overproduction

c)

Descent with modification

d)

Variation

20.

Camels and cacti are adapted to live in dry places like desert. What concept does it exhibit?

a)

Adaptation

b)

Survival of the fittest

c)

Overproduction

d)

Variation

21.

Charles Darwin's theory of Natural selection, which means "survival of the fittest" is very important in this pandemic. The following are survival tips in this time of Pandemic EXCEPT______.

a)

a Wear face mask and face shield every time you go out

b)

Always observe physical distancing

c)

Do not drink plenty water

d)

Avoid crowded places.

22.

Which of the following causes a decreasing wildlife population in most of the places in our country?

a)

Loss of limiting factors

b)

Loss of Habitat

c)

Loss of natural disturbances

d)

Loss of carrying capacity

23.

These are the limiting factors that can stop population from growing can be such things as natural disasters, temperature, sunlight and the activities of humans in the environment.

a)

Population

b)

Carrying Capacity

c)

Density dependent factors

d)

Density independent factors

24.

It refers to the number of individuals who can supported in each area within natural resources limits.

a)

Population

b)

Density dependent factors

c)

carrying capacity

d)

Density independent factors

25.

Which situation best shows the right to conserve resources in the ecosystem.

a)

Plant a tree.

b)

Reduce, reuse, and recycle

c)

Buy less plastic and bring a reusable shopping bag.

d)

All of the above

3rd Quarter- Summative Exam

Total questions: 25

Worksheet time: 19mins

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