Q9:
AS & A Level Biology - 9700 Paper 4 2012 Summer Zone 2
Share
Previous
Questions:
9/10
Topic: CH12 - ENERGY AND RESPIRATION
Solution
PRACTISE
Similar Questions
LEARN
Concepts with Sparky
More Questions from this Topic
Theory
CH12 - ENERGY AND RESPIRATION
(a) Table 4.1 shows a sequence of 12 nucleotides in the template strand of a short length of a DNA molecule, the corresponding primary transcript and ...
Spring
3
Theory
CH12 - ENERGY AND RESPIRATION
(a) Aerobic respiration occurs in four successive stages: glycolysis (G), link reaction (LR), Krebs cycle (KC) and oxidative phosphorylation (OP).Comp...
Winter
2
Theory
CH12 - ENERGY AND RESPIRATION
(a) Fig. 6.1 is a diagram of part of a mitochondrion.On Fig. 6.1, use arrows to show the route taken by oxygen from the cytoplasm into the mitochondri...
Summer
2
Theory
CH12 - ENERGY AND RESPIRATION
A respirometer is a piece of apparatus that can be used to measure the rate of respiration of living tissue such as germinating peas.A simple respirom...
Spring
2
Theory
CH12 - ENERGY AND RESPIRATION
(a) Aerobic respiration occurs in four successive stages: glycolysis (G), link reaction (LR), Krebs cycle (KC) and oxidative phosphorylation (OP).Comp...
Winter
2
Theory
CH12 - ENERGY AND RESPIRATION
(a) Some organisms carry out respiration in anaerobic conditions when oxygen is not available or when there is a low concentration of oxygen. In yeast...
Winter
3
Theory
CH12 - ENERGY AND RESPIRATION
(a) The respiratory quotient (RQ) values for different respiratory substrates can be calculated.Table 5.1 shows:• the formulae of four respiratory s...
Winter
4
Theory
CH12 - ENERGY AND RESPIRATION
Many factors affect the rate of cellular respiration.(a) Pyruvate carboxylase (PC) deficiency is a rare disease. The rate of respiration in the cells ...
Summer
2
Theory
CH12 - ENERGY AND RESPIRATION
(a) In plants such as rice, Oryza sativa, rubisco has a low rate of activity, which in turn affects the rate of photosynthesis. The cereal crop sorghu...
Summer
2
Theory
CH12 - ENERGY AND RESPIRATION
(a) The Krebs cycle was named after the biochemist Sir Hans Krebs, who worked out the sequence in 1937.Fig. 1.1 is an outline of the Krebs cycle.Ident...
Summer
2
More Questions from year 2012
MCQ
CH1 - CELL STRUCTURE
Which group of structures are visible in a suitably stained plant cell using a high power (x400) light microscope? [Table_1]
Summer
3
MCQ
CH1 - CELL STRUCTURE
What are always present in prokaryote cells?
Summer
3
MCQ
CH1 - CELL STRUCTURE
The following are all features of eukaryotic cells.1. chloroplast2. endoplasmic reticulum3. lysosome4. mitochondrion5. nucleusWhich of these have a do...
Summer
4
MCQ
CH1 - CELL STRUCTURE
The magnification of the photomicrograph is \times 4000. What is the actual size of the nucleolus?
Summer
3
MCQ
CH1 - CELL STRUCTURE
A microscope has a resolution of 200 nm. Which of the following organelles would not be resolved using this microscope?
Summer
3
MCQ
CH1 - CELL STRUCTURE
Tests were performed on samples from a mixture of biological molecules.When iodine in potassium iodide solution was added to a sample, the mixture tur...
Summer
3
MCQ
CH2 - BIOLOGICAL MOLECULES
Which of the statements about polysaccharides can be used to describe both amylopectin and cellulose? 1. adjacent glucose molecules are rotated by 180...
Summer
3
MCQ
CH2 - BIOLOGICAL MOLECULES
Which molecule in the key is sucrose?
Summer
3
MCQ
CH2 - BIOLOGICAL MOLECULES
Which molecules have a structural formula that contains C=O bonds?1. fatty acids2. glucose3. glycerol
Summer
2
MCQ
CH2 - BIOLOGICAL MOLECULES
Which level of protein structure maintains the globular shapes of enzymes?
Summer
5