Biology gcse combined science paper 1 predicted questions Flashcards

(40 cards)

1
Q

What is the basic unit of life?

A

Cell

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2
Q

True or False: All organisms are made up of one or more cells.

A

True

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3
Q

Fill in the blank: The process by which plants make their own food is called __________.

A

Photosynthesis

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4
Q

What organelle is responsible for energy production in cells?

A

Mitochondria

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5
Q

Which part of the plant is primarily responsible for water absorption?

A

Roots

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6
Q

What is the role of chlorophyll in plants?

A

To absorb light energy for photosynthesis

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7
Q

Multiple Choice: Which of the following is NOT a type of tissue in animals? A) Epithelial B) Connective C) Chloroplast D) Muscle

A

C) Chloroplast

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8
Q

What process do cells undergo to divide and reproduce?

A

Mitosis

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9
Q

True or False: DNA is found in the nucleus of eukaryotic cells.

A

True

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10
Q

Fill in the blank: The __________ is the control center of the cell.

A

Nucleus

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11
Q

What is the primary function of red blood cells?

A

To transport oxygen

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12
Q

Multiple Choice: Which type of blood vessel carries blood away from the heart? A) Veins B) Arteries C) Capillaries D) None of the above

A

B) Arteries

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13
Q

What is the function of the stomata in leaves?

A

To allow gas exchange

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14
Q

True or False: Enzymes are proteins that speed up chemical reactions.

A

True

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15
Q

What is the pH range of acidic solutions?

A

Below 7

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16
Q

Multiple Choice: Which of the following is a product of photosynthesis? A) Oxygen B) Carbon Dioxide C) Glucose D) Both A and C

A

D) Both A and C

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17
Q

Fill in the blank: The __________ system is responsible for transporting nutrients and oxygen throughout the body.

18
Q

What is the main function of the immune system?

A

To protect the body from pathogens

19
Q

True or False: The heart has four chambers.

20
Q

What is the role of the ribosomes in a cell?

A

To synthesize proteins

21
Q

Multiple Choice: Which molecule carries genetic information? A) RNA B) DNA C) Protein D) Lipid

22
Q

Fill in the blank: __________ are the building blocks of proteins.

23
Q

What is homeostasis?

A

The maintenance of a stable internal environment

24
Q

True or False: All living organisms can reproduce.

25
What is the primary role of the digestive system?
To break down food and absorb nutrients
26
Multiple Choice: Which of the following is a type of connective tissue? A) Blood B) Muscle C) Nervous D) Epithelial
A) Blood
27
Fill in the blank: The __________ is the site of photosynthesis in plant cells.
Chloroplast
28
What is the function of the xylem in plants?
To transport water and minerals from roots to leaves
29
True or False: The process of cellular respiration occurs in the mitochondria.
True
30
What is the role of the large intestine?
To absorb water and form feces
31
Multiple Choice: Which part of the brain is responsible for balance? A) Cerebrum B) Cerebellum C) Brainstem D) Hypothalamus
B) Cerebellum
32
Fill in the blank: __________ are specialized cells that transmit nerve impulses.
Neurons
33
What is the main function of the kidneys?
To filter blood and produce urine
34
True or False: Plants can perform cellular respiration.
True
35
What is the function of the epidermis in plants?
To protect the plant and reduce water loss
36
Multiple Choice: Which of the following is a carbohydrate? A) Glucose B) Fatty acid C) Amino acid D) Nucleotide
A) Glucose
37
Fill in the blank: The __________ is the part of the brain that controls involuntary actions.
Brainstem
38
What is the role of insulin in the body?
To regulate blood sugar levels
39
True or False: All enzymes are specific to a particular substrate.
True
40
What is biodiversity?
The variety of life in a particular habitat or ecosystem