Edexcel IGCSE Biology Reproduction (No menstrual cycle)

Question 1

Primary sexual characteristics:

Accepted Answer

Includes the penis

Question 2

Which organ has the function of sperm production?

Accepted Answer

Testes

Question 3

Which is the correct combination of conditions required for germination?

Accepted Answer

Moisture, Oxygen, warmth

Question 4

During labour the uterus muscle walls must _______ and the cervix must _______

Accepted Answer

Muscle walls contract and the cervix dilates

Question 5

Asexual reproduction produces:

Accepted Answer

Clones

Question 6

The male gametes in plants are called X and are carried on the Y

Accepted Answer

X = Pollen, Y = Anther

Question 7

To supply water and minerals to new plants, this strawberry plant has:

Accepted Answer

Runners

Question 8

The placenta will be adapted to rapid exchange of oxygen and nutrients from mother to fetus by:

Accepted Answer

All of the others

Question 9

'A rose by any other name would smell as sweet' (Bill Shakespeare). Why?

Accepted Answer

To attract insects

Question 10

The fusion of male and female gametes is known as:

Accepted Answer

Fertilisation

Question 11

Which is the correct path of an egg towards fertilisation and implantation?

Accepted Answer

Ovary --> Fallopian tube --> Uterus

Question 12

Asexual reproduction uses __ parent(s), and sexual reproduction involves __ parent(s)

Accepted Answer

Asexual = 1, sexual = 2

Question 13

The placenta has a barrier to:

Accepted Answer

Prevent mixing of blood types, Prevent pathogens getting from the mother to the fetus

Question 14

Warmth, oxygen and water are needed for germination so that:

Accepted Answer

The seed can respire using starch reserves

Question 15

Cuttings are used to:

Accepted Answer

To produce plants with the same desired characteristics

Question 16

Cuttings and runners are both examples of:

Accepted Answer

Asexual reproduction

Question 17

Which is a function of the amniotic sac?

Accepted Answer

Hold amniotic fluid until the waters break, Prevent entry of pathogens

Question 18

Cereals and beans are nutritious because:

Accepted Answer

Seeds use food stores until the seedling can photosynthesise

Question 19

The seed below is carrying out:

Accepted Answer

Germination

Question 20

How is this flower pollinated?

Accepted Answer

Wind-pollination

Question 21

The transfer of pollen from the anther of one plant to the stigma of another by insects is:

Accepted Answer

Neither

Question 22

A wind pollinated flower has:

Accepted Answer

Exposed anthers, Feathery stigma

Question 23

By which form of cell division does a zygote divide into an embryo?

Accepted Answer

Mitosis

Question 24

What are the cells of an embryo like in comparison to the zygote?

Accepted Answer

Genetically identical

Question 25

Which is not a consequence of oestrogen secretion from the ovaries?

Accepted Answer

Increased muscle mass

Question 26

The ovaries release which two hormones?

Accepted Answer

Oestrogen and Progesterone

Question 27

Which is not a function of the amniotic fluid?

Accepted Answer

Provides oxygen and nutrients to the fetus

Question 28

Which organ has two functions in males (sperm release and excretion) but only one in females

Accepted Answer

Urethra

Question 29

Which of these is not an adaptation of the sperm cell?

Accepted Answer

Thin cell wall for fusion with the egg

Question 30

Sexual reproduction results in genetic variation so is useful in

Accepted Answer

A changing environment

Edexcel IGCSE Biology Reproduction (No menstrual cycle)

Questions 30

Edexcel IGCSE Biology Reproduction (No menstrual cycle)

Questions 30