Bio 3rd for g12

Question 1

Which section of a scientific report typically includes the hypothesis?

Accepted Answer

Introduction

Question 2

Which of the following is a characteristic of mammals?

Accepted Answer

Producing milk

Question 3

What is the term for different forms of a gene?

Accepted Answer

Alleles

Question 4

Which kingdom includes organisms like mushrooms and yeast?

Accepted Answer

Kingdom of fungi

Question 5

Which of the following is an example of a biotic factor in an ecosystem?

Accepted Answer

Plant

Question 6

In Mendelian genetics, what is the phenotype of an organism?

Accepted Answer

The physical appearance

Question 7

What significant trait distinguishes Homo sapiens from other hominins?

Accepted Answer

Complex language and culture

Question 8

What are the three main stages of cellular respiration?

Accepted Answer

Glycolysis, kreb cycle and electron transport chain

Question 9

What is the highest taxonomic rank in biological classification?

Accepted Answer

Domain

Question 10

What evidence supports the theory of evolution?

Accepted Answer

Fossil records, comparative anatomy, and molecular biology

Question 11

What is an antigen?

Accepted Answer

A protein that triggers an immune response

Question 12

What is the primary function of neurons?

Accepted Answer

To transmit electrical signals

Question 13

What is the primary purpose of a scientific report?

Accepted Answer

To present research finding

Question 14

What does "survival of the fittest" mean in the context of evolution?

Accepted Answer

Those best adapted to their environment are more likely to survive.

Question 15

What type of neuron carries signals from sensory receptors to the central nervous system?

Accepted Answer

Sensory neuron

Question 16

Which theory suggests that traits acquired during an organism's lifetime can be passed on to offspring?

Accepted Answer

Lamarckism

Question 17

Which species is considered the closest extinct relative of modern humans?

Accepted Answer

Homo neanderthalensis

Question 18

Which part of the immune system is responsible for the "memory" of past infections?

Accepted Answer

Memory cells

Question 19

Which part of the brain is responsible for coordination and balance?

Accepted Answer

Cerebellum

Question 20

What is the primary function of the immune system?

Accepted Answer

To defend against pathogens

Question 21

Which organ is responsible for pumping blood throughout the body?

Accepted Answer

Heart

Question 22

Which type of cell lacks a nucleus?

Accepted Answer

Bacterial cell

Question 23

Which type of white blood cell is primarily responsible for producing antibodies?

Accepted Answer

B cells

Question 24

What do we call organisms that can produce their own food through photosynthesis?

Accepted Answer

Autotrophs

Question 25

What structure controls the movement of substances in and out of the cell?

Accepted Answer

Cell membrane

Question 26

What is the term for a solution with a higher concentration of solutes compared to the cell?

Accepted Answer

Hyper tonic

Question 27

Which type of mutation involves the substitution of one nucleotide for another

Accepted Answer

Point mutation

Question 28

What is Osmosis ?

Accepted Answer

Movement of water across a semi-permeable membrane

Question 29

What is the probability of producing a homozygous recessive offspring (aa) from two heterozygous parents (Aa x Aa)?

Accepted Answer

25%

Question 30

What is genetic drift ?

Accepted Answer

Random changes in allele frequencies in a population over time

Bio 3rd for g12

Questions 30

Bio 3rd for g12

Questions 30