Quiz about Biology Quiz

Question 1

The amount of energy required to raise the tempature of one gram of water by a degree of ceclius?

Accepted Answer

Calorie

Answer

Mitochondria

Answer

Enzyme

Answer

Potential Energy

Question 2

What are examples of potential energy?

Accepted Answer

chemical bonds and concentration gradients

Answer

osmosis

Answer

potential and kinetic energy

Answer

oxidation and reduction

Question 3

Which process converts glucose into pyruvate?

Accepted Answer

Glycolysis

Answer

Photosynthesis

Answer

Cellular respiration

Answer

Fermentation

Question 4

What is the primary function of the ATP molecule?

Accepted Answer

Act as a primary source of energy for cellular processes

Answer

Store and transport genetic information

Answer

Speed up chemical reactions

Answer

Provide structure to cell membranes

Question 5

Which organelle is known as the powerhouse of the cell?

Accepted Answer

Mitochondria

Answer

Nucleus

Answer

Endoplasmic Reticulum

Answer

Golgi Apparatus

Question 6

Entropy is a measurement of?

Accepted Answer

Disorder

Answer

Order

Answer

active site

Answer

protein

Question 7

Cells use energy for which of the following?

Accepted Answer

all of the above

Answer

to do work

Answer

to synthesize proteins

Answer

to expel waste

Question 8

The reactants of photosythesis?

Accepted Answer

water and carbon dioxide

Answer

enzymes

Answer

electrons

Answer

Diffusion

Question 9

Oxidation reduction reactions?

Accepted Answer

transfer of electrons from one molecule to another

Answer

the loss of electrons from one atom to another

Answer

the gaining of electrons from on atom to another

Answer

lowering the energy required to start reaction

Question 10

Oxidation is

Accepted Answer

the loss of electrons from one atom to another

Answer

the gaining of electrons

Answer

substrate that binds at an active site

Answer

osmosis

Question 11

what is reduction?

Accepted Answer

the gaining of electrons from one atom to another

Answer

active transport

Answer

simple diffusion

Answer

transfer of electrons from molecule

Question 12

enzymes speed chemical reaction by?

Accepted Answer

lowering the energy required to start reaction

Answer

substrate binds at the active site

Answer

the gaining of electrons

Answer

an active site

Question 13

The area on the enzyme where the substrate binds is called?

Accepted Answer

an active site

Answer

proteins

Answer

osmosis

Answer

endocytosis

Question 14

Competive inabitions of enzymes occurs when a substance other than correct?

Accepted Answer

substrate binds at the active site

Answer

all the answers are correct

Answer

out of the cell by osmosis

Answer

when ATP is produced

Question 15

The diffusion of water across a selectively preamble membrane

Accepted Answer

Osmosis

Answer

endocytosis

Answer

diffusion

Answer

oxidized

Question 16

Simple diffusion

Accepted Answer

doesn't require energy

Answer

requires energy

Answer

requires osmosis

Answer

requires active transport

Question 17

Active transports is different from simple diffusion because active transport?

Accepted Answer

All answers are correct

Answer

Net movement is against concentration gradient

Answer

Requires transport protein and energy input

Answer

Often from ATP

Question 18

Phagocytosis is an example of?

Accepted Answer

Endocytosis

Answer

Diffusion

Answer

Osmosis

Answer

Chemical reaction

Question 19

When electrons are removed from a molecule, the molecule is?

Accepted Answer

Oxidized

Answer

Reduced

Answer

Diffusion

Answer

Concentration gradient

Question 20

Of the following organisms which one does not use the photosythesis to convert Co2 to glucose?

Accepted Answer

Humans

Answer

Animals

Answer

Fungi

Answer

Plants

Question 21

The reactions of photosythesis are summarized as?

Accepted Answer

6CO2+6H2O+C6H12O6+6O2

Answer

12CO2+6H2O+C6H11O8+9O2

Answer

6CO+6H20+C6H12O6+6O2

Answer

6CO2+8H2O+C7H13O5+4O2

Question 22

The reactants of photosythesis are?

Accepted Answer

water and carbon dioxide

Answer

water and oxygen

Answer

oxygen and carbon dioxide

Answer

carbon dioxide

Question 23

The main product of photosynthesis used by plants for food is?

Accepted Answer

carbohydrate

Answer

water

Answer

protein

Answer

sunlight

Question 24

The primary pigment molecule needed for photosynthesis?

Accepted Answer

chlorophyll A

Answer

Stoma

Answer

Photons

Answer

chlorophyll B

Question 25

Organisms that gain energy by consuming pre-existing organic molecules are called?

Accepted Answer

Hetetrophs

Answer

Autotrophs

Answer

Fungi

Answer

Plantae

Question 26

Organisms that make there own organic compounds?

Accepted Answer

Autotrophs

Answer

Hetetrophs

Answer

Plantea

Answer

Fungi

Question 27

In algae and plants, Photosynthesis take place in the ?

Accepted Answer

Chloroplasts

Answer

Chlorphyll

Answer

Stroma

Answer

Stoma

Question 28

What is the gelatinous matrix inside chloroplast that contains ribosomes, DNA, and Enzymes?

Accepted Answer

Stroma

Answer

Stoma

Answer

Chlorphyll

Answer

thylakoid

Question 29

Examples of photosynthetic accessory pigments?

Accepted Answer

Chlorophyll B and Careotinoids

Answer

Chlorophyll A and Chlorophyll B

Answer

Stroma and Stoma

Answer

c

Question 30

Leaves change color in the fall because?

Accepted Answer

chlorophyll degrades with shorter days and colder temps

Answer

Chlorophyll degrades with longer days and colder temps

Answer

chlorophyll degrades with shorter days and warmer temps

Answer

chlorophyll degrades with longer days and warmer temps

Question 31

Sunlight is the energy source for the light reactions, The energy sources for carbon reactants are?

Accepted Answer

ATP and NADPH

Answer

ATP

Answer

NAD

Answer

NADPH and NAD

Question 32

Electrons excited in Photosystem II help the chloroplasts produce?

Accepted Answer

ATP

Answer

NAD

Answer

NADPH

Answer

CO2

Question 33

The product of Photosystem I is?

Accepted Answer

NADPH

Answer

NAD

Answer

ATP

Answer

O2

Question 34

The calvin cycle is

Accepted Answer

cyclic pathway that produces 3- carbon carbohydrates from CO2

Answer

cyclic pathway that produces 2- carbon carbohydrates from O2

Answer

cyclic pathway that produces 3- carbon carbohydrates from O2

Answer

cyclic pathway that produces 2-carbon carbohydrates from CO2

Question 35

In photosynthesis the carbon in CO2 is _____ to for glucose?

Accepted Answer

Reduced

Answer

Oxidized

Answer

C3

Answer

Cam

Question 36

In photsynthesis the oxygen atoms in H2O are?

Accepted Answer

Oxidized

Answer

Reduced

Answer

C3

Answer

Cam

Question 37

Burning wood is the reverse reaction of photosynthesis knowing this which products will be formed?

Accepted Answer

Carbon dioxide and Water

Answer

Carbon Dioxide

Answer

Oxygen

Answer

Water and Oxygen

Question 38

How do C4 plants minimize photo respiration with high levels of CO2 are always around the rubisco?

Accepted Answer

The light reaction and carbon reactions occur in different cells

Answer

The light reaction and carbon reaction occur in the same cell

Answer

In the Mitochondria

Answer

In the Cytoplasm

Question 39

How do Cam minimize photo respiration?

Accepted Answer

A 4-carbon compound. During the day carbon dioxide is released for photosynthesis

Answer

A 5- carbon compound. During the day carbon dioxide is released for photosynthesis

Answer

A 5- carbon compound. During the night carbon dioxide is released for photosynthesis

Answer

A 4- carbon compound. During the night carbon dioxide is released for photosynthesis.

Question 40

Splitting water molecule in photosystem II?

Accepted Answer

All of the Above

Answer

pigments absorb light

Answer

transfer energy

Answer

H2O donates two electrons

Question 41

Animals are?

Accepted Answer

Net O2 consumer and CO2 producers

Answer

Net CO2 consumer and O2 producers

Answer

Net O2 producer and CO2 consumers

Answer

Net CO2 producer and O2 Consumers

Question 42

Plants are?

Accepted Answer

Net O2 producer and CO2 consumer

Answer

Net O2 consumers and CO2 producers

Answer

Net CO2 consumer and O2 Producer

Answer

Net CO2 producer and O2 Consumer

Question 43

What is the primary organelle in animals that generates molecules of ATP?

Accepted Answer

Mitochondria

Answer

Cytoplasm

Answer

Ribosomes

Answer

DNA

Question 44

The chemical formula for Glucose is?

Accepted Answer

C6 H12 O6

Answer

C8 H11 O9

Answer

C7 H9 O3

Answer

C6 H13 O6

Question 45

As a result of Glycolsis, Glucose is?

Accepted Answer

Broken down into Pyruvate

Answer

Oxidized

Answer

Broken down into O2

Answer

Broken down into CO2

Question 46

The three main biochemical pathways of cellular respiration?

Accepted Answer

Glycolisis

Accepted Answer

Krebs Cycle

Accepted Answer

Electron Transport Chain

Answer

Pyruvate

Question 47

Where does Glycolysis occur in a cell?

Accepted Answer

Cytosol

Answer

Mitochondria

Answer

Ribosome

Answer

Stroma

Question 48

In the Eukayriotic cell the Krebs Cycle occurs in?

Accepted Answer

Mitochondria

Answer

Ribosomes

Answer

DNA

Answer

Organelle

Question 49

In Eukaryotic Electron Transport Chain occurs in the?

Accepted Answer

Mitochondria

Answer

Ribosomes

Answer

Krebs Cycle

Answer

DNA

Question 50

In the Electron Transport Chain this structure forms a channel in the inner membrane of the mitochondria and adds phosphate

Accepted Answer

ATP sythesis

Answer

Ribosomes

Answer

Stoma

Answer

Stroma

Question 51

The reactants for Cellular Respiration are?

Accepted Answer

Oxygen

Accepted Answer

Glucose

Answer

CO2

Answer

Cytosol

Question 52

In Glycolysis the net number of NADPH produced is?

Accepted Answer

2

Answer

5

Answer

12

Answer

8

Question 53

Glycolysis has two steps. The first step of glycolysis is?

Accepted Answer

ATP

Answer

NADPH

Answer

NAD

Answer

CO2

Question 54

The compound that enters the Krebs cycle is?

Accepted Answer

Acetyl CoA

Answer

Ribosomes

Answer

ATP

Answer

Glycolsis

Question 55

Some micro organisms that live in anerobic environment can produce ATP, using fermentation, which involves?

Accepted Answer

Glyclosis

Answer

Krebs Cycle

Answer

Pyruvate

Answer

ATP

Question 56

Which of the following is not a product of the Krebs Cycle?

Accepted Answer

Pyruvate

Answer

ATP

Answer

Glyclosis

Answer

Acetyl CoA

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