FREE BMAT Assessment Trivia Questions and Answers

Question 1

1- Gamete production is the only possible source of genetic variation in sexual reproduction.
2- The environment can cause genetic variation.
3- Mutations can produce genetic variation.
4- Asexual reproduction always produces genetic variation.
Which of the following two assertions regarding genetic variation is true?

Accepted Answer

2 and 3 only

Answer

1 and 3 only

Answer

1 and 4 only

Answer

2 and 4 only

Question 2

A deep freezer with an open top is a common feature in supermarkets to keep food frozen but accessible to customers.

Which of the following descriptions of the air in this open-topped freezer best explains why the products stay frozen?

Accepted Answer

Compared to the hot air above the freezer, the cold air inside is denser.

Answer

Heat cannot enter the freezer because of the high temperature difference between the air inside and outside the freezer.

Answer

Heat cannot enter the freezer because the temperature differential between the air within and outside is too small.

Answer

Compared to the chilly air within the freezer, the warm air above it is denser.

Question 3

Human stem cells are being used by researchers to create remedies for a wide range of health issues.
For this task, two kinds of stem cells are available:
‥ stem cells taken from a developing embryo
‥ Adult bone marrow stem cells were used.
1. Both of these stem cell varieties are capable of procreating daughter cells. The donor's genome will be present in one haploid copy in each daughter cell.
2. Embryonic stem cells can develop into a wider range of specialized cells than adult bone marrow stem cells can.
3. Using stem cell therapy to address a medical ailment can make a person more likely to get cancer.
Which of the aforementioned claims is true? (Assume no mutations take place.)

Accepted Answer

2 and 3 only

Answer

1 only

Answer

1 and 2 only

Answer

None of the above

Question 4

The regular cost of a camera is 20% less during a sale.
The camera is available for purchase for £180.

Which expression provides the camera's standard price?

Accepted Answer

180£ / 0.8

Answer

0.8 × £180

Answer

180£ / 0.2

Answer

1.02 × £180

Question 5

There is a hereditary issue in some rabbits. This condition is encoded by the dominant allele.
The condition was passed from a homozygous dominant rabbit to a rabbit without it by mating.
They produced three children.
After mating with a rabbit that wasn't affected, one of the offspring again produced three offspring. One child did not have the ailment, whereas the other two did.
Each of the three generations of rabbits has one body cell that is in the early stages of interphase.

How many copies of the conditional allele do these cells collectively contain overall?

Accepted Answer

seven

Answer

six

Answer

eight

Answer

eleven

Question 6

A "gold medal," which is used on occasions like the Olympic Games, is composed of a silver-nickel alloy with a gold-silver alloy covering.
The medal weighs 256 g, of which the coating's mass is 24.0 g.
The gold-silver alloy has a density of 16.0 g cm-³ while the silver-nickel alloy has a density of 10.0 g cm-³.

What is the medal's volume?

Accepted Answer

24.7 cm3

Answer

16.0 cm3

Answer

16.9 cm3

Answer

27.1 cm3

Question 7

A submarine employs sound with a frequency of 6000Hz to identify obstacles in the water in front of it.
This sound's pulse is reflected by a target 750 meters in front of the submarine. One second after being delivered, the pulse is received by the submersible.

What is this sound's wavelength in the ocean?

Accepted Answer

25.0 cm

Answer

8.00 m

Answer

12.5 cm

Answer

4.00 m