Correct Answer: B. rainforests and the sudan savanna

Correct Answer: D. Glycogen

Explanation

A child belongs to blood group 0 and the mother be-longs to group B. With the aid of a genetic cross. State the possible blood groups of the father

(a) Genetic cross

If the father is group A

(b)i. Forms of adaptive communication

• Sound/auditory/acoustic
• visual; smell/chemical/ pheromones
• tactile
• electrical signal
• display.

ii. Reasons why organisms communicate with one another

• for food
• maiting/reproduction
• territorial defence
• danger/threats/predator
• tracking routes.

Correct Answer: A. Emergents

Correct Answer: C. attract female lizards for mating purposes

Correct Answer: D.The predator-prey relationship in the ecological community

Correct Answer: D. nucleus and centriole

Correct Answer: C) One pair of Kidneys

Explanation

This question is asking about the number of kidneys that every mammal has. Kidneys are important organs that help filter waste products from the blood, and every mammal needs at least one to survive. The options given are one kidney, two pairs of kidneys, one pair of kidneys (which is the correct answer), four kidneys, and none of the above. Mammals are a group of warm-blooded animals that have hair or fur, give birth to live young, and nurse their offspring with milk. Examples of mammals include humans, dogs, cats, cows, and whales. The correct answer to this question is option C, which states that every mammal has one pair of kidneys. This means that mammals, like humans and dogs, have two kidneys that work together to filter blood and remove waste products. It is important to note that not all animals have the same number of kidneys. For example, fish typically have one kidney, while reptiles can have one or two. Birds usually have two kidneys, but some species have only one. In conclusion, the correct answer to this question is option C, which states that every mammal has one pair of kidneys. Mammals are a group of warm-blooded animals that have hair or fur, give birth to live young, and nurse their offspring with milk. Kidneys are important organs that help filter waste products from the blood.

Correct Answer: C) community

Explanation

in biology, a habitat is a place where a particular organism or group of organisms live. the populations in a habitat can interact with each other in different ways. for example, some populations may compete with each other for resources, while others may have a mutually beneficial relationship. the question is asking us to describe a group of interacting populations in a particular habitat. the options given are biome, biosphere, community, population ecosystem, and environment. a biome is a large geographical area with a specific climate and vegetation. a biosphere is the part of the earth where life exists. an environment is the surroundings or conditions in which an organism lives. the correct answer is option c, community. a community is a group of interacting populations in a particular habitat. it includes all the different species that live in the same area and interact with each other. option d, population ecosystem, is not a valid term in biology. an ecosystem includes all the living and non-living things in a particular area, while a population is a group of individuals of the same species. in summary, a group of interacting populations in a particular habitat is called a community. to learn more about this, please read the relevant sections of the recommended textbooks.

Correct Answer: C) gills

Explanation

Aquatic organisms are animals that live in water. They need to breathe in oxygen to survive just like land animals. However, since they live in water, they cannot use lungs to breathe like humans. Instead, they use an organ called gills. Gills are specialized organs for aquatic animals to obtain oxygen from the water. They are feathery structures that are located on either side of the fish