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- Which one of these is NOT an example of a parasite? Select one: a. A bromeliad plant growing on the trunk of a rainforest tree that derives its moisture and nutrients from the air, rain and debris accumulating around the plant. b. A leech feeding on blood it extracts from the leg of a human host. c. A Rafflesia plant using a specialised absorptive organ, known as a haustorium, to draw nutrients from other plants. d. A tapeworm that lives inside the intestine of an animal and feeds off the food that the animal is digesting. Which one of the following BEST describes the consequences of an altruistic interaction between the donor and the recipient of the behaviour? Select one: a. Positive for the donor, positive for the recipient. b. Negative for the donor, positive for the recipient. c. Positive for the donor, negative for the recipient. d. Negative for the donor, negative for the recipient.What is the purpose of squashing the fruit? 1.To break apart the cell membranes to help release the DNA 2.To ensure that there is a good mix of proteins and nucleotides 3.To break apart the cell walls to help release the DNA 4.To release proteases to help with the degradation of proteinsWhich of these take place as a fruit ripens? (select all that apply) 1. starch and acid levels decrease 2. fiber content increases 3. defensive compounds disappear 4. skin changes color
- Do a research on the members of family Rafflesiaceae and discuss how they survive without actually producing their own food.Which of the following plant structures is not a defense against herbivory? a. thorns b. spines c. nectar d. alkaloidsWhat are some of the 7 characteristics of life of a: sponge, yogurt, acorn, yeast, apple, Mold, A leaf, a Flower bulb, Virus, bacteria, and a Bone
- Would emasculation be needed in a cucurbit plant?give reason for your answer.(i) DO NOT COPY HERE ON GOOGLE AND BARTLEBY Questions: In cacti, the leaves are reduced into spines. Give some reasons why the cacti underwent such modification.Why are fungal insecticides an attractive alternative to chemical pesticides for growing food crops? a. Human consumption of fungal insecticides would not make a person sick, but ingestion of chemical pesticides can be harmful to humans. b. A single fungal insecticide would kill a wider variety of insects than a chemical pesticide. c. Fungal insecticides can eliminate both harmful insects and plant pathogens, while chemical pesticides only kill insects. d. Fungal insecticides will decompose dying plants, enhancing the nitrogen content of the soil, while chemical pesticides are not decomposers.
- Place the following adaptations in the correct order from earliest to most recent by numbering them from 1 to 5. a. vascular tissue b. flowers c. seeds d. multicellularity e. movement to landFind out the incorrect one for vernalisation. a.Stimulus of vernalisation is perceived by embryo b.Prevents early reproductive development c.Helps to grow more than one crop in a year d.Can help to keep plant in reproductive stage for very long timeExamine the two parasite plants,draw labelled diagram and note important features. a. Total parasite (Cuscuta sp) b. Partial parasite (Tapinanthus sp).