Q10:
AS & A Level Biology - 9700 Paper 4 2022 Summer Zone 3
Share
Previous
Questions:
10/10
Topic: CH14 - HOMEOSTASIS
Solution
PRACTISE
Similar Questions
LEARN
Concepts with Sparky
More Questions from this Topic
Theory
CH14 - HOMEOSTASIS
(a) In mammals, blood glucose concentration is maintained around a set point so that the mammal can function efficiently. This is an example of homeos...
Summer
4
Theory
CH14 - HOMEOSTASIS
(a) Blood glucose concentration is maintained around a set point by homeostasis. Explain the principles of homeostasis. .................................
Winter
3
Theory
CH14 - HOMEOSTASIS
(a) Fig. 1.1 is a diagram of part of a Bowman's capsule and a glomerular capillary.(i) Identify structures A and B.......................................
Winter
4
Theory
CH14 - HOMEOSTASIS
(a) Fig. 1.1 is a diagram of a nephron.Label Fig. 1.1 using:• one labelling line and the letter A to identify a region that contains urine• one la...
Spring
3
Theory
CH14 - HOMEOSTASIS
Osmoregulation is the control of the water potential of body fluids such as blood.(a) Osmoreceptors and antidiuretic hormone (ADH) have an important r...
Summer
3
Theory
CH14 - HOMEOSTASIS
The mammalian kidney is responsible for:• the excretion of urea• osmoregulation (the homeostatic control of the water potential of the blood).(a) ...
Winter
3
Theory
CH14 - HOMEOSTASIS
(a) Name structures A, B and C.A .....................................................................................................B .................
Summer
1
Theory
CH14 - HOMEOSTASIS
The kidney is an important organ of homeostasis. One role of the kidney is osmoregulation. (a) Fig. 5.1 is a photomicrograph of part of a kidney nephr...
Summer
2
Theory
CH14 - HOMEOSTASIS
(a) Fig. 1.1 is a drawing of a longitudinal section (LS) of a human kidney.Use the letters A, B, C and D in Fig. 1.1 to complete Table 1.1.Each letter...
Spring
2
Theory
CH14 - HOMEOSTASIS
Amino acids are the monomers that are used to produce proteins in organisms. Amino acids also have other, non-protein, roles in the body.(a) Fig. 7.1 ...
Summer
4
More Questions from year 2022
Theory
CH4 - CELL MEMBRANES AND TRANSPORT
(a) Table 1.1 shows three of the processes by which substances in solution can move across cell membranes. It also lists five statements that may appl...
Spring
2
Theory
CH5 - THE MITOTIC CELL CYCLE
(a) Fig. 2.1 shows a cell at one of the main stages of mitosis in the mitotic cell cycle.(i) Name the stage of mitosis shown in Fig. 2.1.................
Spring
2
Theory
CH3 - ENZYMES
(a) Enzymes are polymers of amino acids. Complete Fig. 3.1 to show the general structure of an amino acid.[Image_1: Fig. 3.1][1](b) When bananas are p...
Spring
2
Theory
CH10 - INFECTIOUS DISEASE
Tuberculosis (TB) is a major cause of ill health worldwide.(a) State the name of a bacterium that causes TB in humans....................................
Spring
2
Theory
CH8 - TRANSPORT IN MAMMALS
Control of heartbeat is myogenic. This means the electrical activity controlling the rhythm of a regular heartbeat begins in the heart muscle itself.A...
Spring
2
Theory
CH6 - NUCLEIC ACIDS AND PROTEIN SYNTHESIS
(a) (i) Identify structure E and structure F in Fig. 6.1. E .............................................................................................
Spring
1
Theory
CH17 - SELECTION AND EVOLUTION
The European hedgehog, Erinaceus europaeus, is a small omnivorous mammal. Its body is covered in spines, which are usually brown. A rare variant, whic...
Spring
2
Theory
CH15 - CONTROL AND CO-ORDINATION
Giant axonal neuropathy (GAN) is a rare autosomal recessive disease, which affects neurones.(a) Mitochondria can move freely within the axons of neuro...
Spring
1
Theory
CH16 - INHERITED CHANGE
The red blood cells of people with sickle cell anaemia have reduced oxygen-carrying capacity.(a) Explain the relationship between the gene mutation th...
Spring
2
Theory
CH16 - INHERITED CHANGE
(a) Meiosis is an important process that contributes to genetic variation in a population.Fig. 4.1 shows a pair of homologous chromosomes during proph...
Spring
2